569 lines
13 KiB
Ruby
569 lines
13 KiB
Ruby
# module to create Makefile for extension modules
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# invoke like: ruby -r mkmf extconf.rb
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require 'rbconfig'
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require 'find'
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CONFIG = Config::MAKEFILE_CONFIG
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ORIG_LIBPATH = ENV['LIB']
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SRC_EXT = ["c", "cc", "m", "cxx", "cpp", "C"]
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$config_cache = CONFIG["compile_dir"]+"/ext/config.cache"
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$srcdir = CONFIG["srcdir"]
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$libdir = CONFIG["libdir"]+"/ruby/"+CONFIG["MAJOR"]+"."+CONFIG["MINOR"]
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$archdir = $libdir+"/"+CONFIG["arch"]
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$sitelibdir = CONFIG["sitedir"]+"/"+CONFIG["MAJOR"]+"."+CONFIG["MINOR"]
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$sitearchdir = $sitelibdir+"/"+CONFIG["arch"]
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if File.exist? $archdir + "/ruby.h"
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$hdrdir = $archdir
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elsif File.exist? $srcdir + "/ruby.h"
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$hdrdir = $srcdir
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else
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STDERR.print "can't find header files for ruby.\n"
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exit 1
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end
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$topdir = $hdrdir
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# $hdrdir.gsub!('/', '\\') if RUBY_PLATFORM =~ /mswin32/
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CFLAGS = CONFIG["CFLAGS"]
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if RUBY_PLATFORM == "m68k-human"
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CFLAGS.gsub!(/-c..-stack=[0-9]+ */, '')
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elsif RUBY_PLATFORM =~ /-nextstep|-rhapsody|-darwin/
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CFLAGS.gsub!( /-arch\s\w*/, '' )
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end
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if FileTest.readable? 'nul'
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$null = open('nul', 'w')
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elsif FileTest.readable? '/dev/null'
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$null = open('/dev/null', 'w')
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else
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$null = open('test.log', 'w')
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end
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LINK = "#{CONFIG['CC']} -o conftest -I#{$hdrdir} #{CFLAGS} -I#{CONFIG['includedir']} %s %s #{CONFIG['LDFLAGS']} %s conftest.c %s %s #{CONFIG['LIBS']}"
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CPP = "#{CONFIG['CPP']} -E %s -I#{$hdrdir} #{CFLAGS} -I#{CONFIG['includedir']} %s %s conftest.c"
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def rm_f(*files)
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targets = []
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for file in files
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targets.concat Dir[file]
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end
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if not targets.empty?
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File::chmod 0777, *targets
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File::unlink *targets
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end
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end
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$orgerr = $stderr.dup
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$orgout = $stdout.dup
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def xsystem command
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if $DEBUG
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print command, "\n"
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return system(command)
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end
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$stderr.reopen($null)
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$stdout.reopen($null)
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r = system(command)
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$stderr.reopen($orgerr)
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$stdout.reopen($orgout)
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return r
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end
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def try_link0(src, opt="")
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cfile = open("conftest.c", "w")
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cfile.print src
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cfile.close
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ldflags = $LDFLAGS
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if /mswin32/ =~ RUBY_PLATFORM and !$LIBPATH.empty?
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ENV['LIB'] = ($LIBPATH + [ORIG_LIBPATH]).compact.join(';')
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else
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$LDFLAGS = ldflags.dup
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$LIBPATH.each {|d| $LDFLAGS << " -L" + d}
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end
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begin
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xsystem(format(LINK, $CFLAGS, $CPPFLAGS, $LDFLAGS, opt, $LOCAL_LIBS))
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ensure
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$LDFLAGS = ldflags
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ENV['LIB'] = ORIG_LIBPATH if /mswin32/ =~ RUBY_PLATFORM
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end
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end
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def try_link(src, opt="")
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begin
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try_link0(src, opt)
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ensure
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rm_f "conftest*"
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end
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end
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def try_cpp(src, opt="")
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cfile = open("conftest.c", "w")
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cfile.print src
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cfile.close
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begin
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xsystem(format(CPP, $CPPFLAGS, $CFLAGS, opt))
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ensure
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rm_f "conftest*"
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end
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end
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def egrep_cpp(pat, src, opt="")
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cfile = open("conftest.c", "w")
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cfile.print src
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cfile.close
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begin
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xsystem(format(CPP+"|egrep #{pat}", $CPPFLAGS, $CFLAGS, opt))
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ensure
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rm_f "conftest*"
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end
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end
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def try_run(src, opt="")
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begin
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if try_link0(src, opt)
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if xsystem("./conftest")
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true
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else
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false
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end
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else
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nil
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end
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ensure
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rm_f "conftest*"
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end
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end
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def install_rb(mfile, dest, srcdir = nil)
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libdir = "lib"
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libdir = srcdir + "/" + libdir if srcdir
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path = []
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dir = []
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if File.directory? libdir
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Find.find(libdir) do |f|
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next unless /\.rb$/ =~ f
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f = f[libdir.length+1..-1]
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path.push f
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dir |= [File.dirname(f)]
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end
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end
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for f in dir
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next if f == "."
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mfile.printf "\t@$(RUBY) -r ftools -e 'File::makedirs(*ARGV)' %s/%s\n", dest, f
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end
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for f in path
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mfile.printf "\t@$(RUBY) -r ftools -e 'File::install(ARGV[0], ARGV[1], 0644, true)' %s/%s %s\n", libdir, f, dest
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end
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end
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def append_library(libs, lib)
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if /mswin32/ =~ RUBY_PLATFORM
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lib + ".lib " + libs
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else
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"-l" + lib + " " + libs
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end
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end
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def have_library(lib, func="main")
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printf "checking for %s() in -l%s... ", func, lib
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STDOUT.flush
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if func && func != ""
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libs = append_library($libs, lib)
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if /mswin32|mingw/ =~ RUBY_PLATFORM
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r = try_link(<<"SRC", libs)
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#include <windows.h>
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#include <winsock.h>
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int main() { return 0; }
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int t() { #{func}(); return 0; }
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SRC
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unless r
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r = try_link(<<"SRC", libs)
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#include <windows.h>
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#include <winsock.h>
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int main() { return 0; }
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int t() { void ((*p)()); p = (void ((*)()))#{func}; return 0; }
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SRC
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end
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else
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r = try_link(<<"SRC", libs)
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int main() { return 0; }
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int t() { #{func}(); return 0; }
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SRC
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end
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unless r
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print "no\n"
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return false
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end
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else
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libs = append_library($libs, lib)
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end
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$libs = libs
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print "yes\n"
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return true
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end
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def find_library(lib, func, *paths)
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printf "checking for %s() in -l%s... ", func, lib
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STDOUT.flush
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libpath = $LIBPATH
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libs = append_library($libs, lib)
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until try_link(<<"SRC", libs)
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int main() { return 0; }
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int t() { #{func}(); return 0; }
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SRC
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if paths.size == 0
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$LIBPATH = libpath
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print "no\n"
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return false
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end
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$LIBPATH = libpath | [paths.shift]
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end
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$libs = libs
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print "yes\n"
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return true
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end
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def have_func(func, header=nil)
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printf "checking for %s()... ", func
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STDOUT.flush
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libs = $libs
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src =
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if /mswin32|mingw/ =~ RUBY_PLATFORM
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r = <<"SRC"
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#include <windows.h>
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#include <winsock.h>
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SRC
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else
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""
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end
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unless header.nil?
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src << <<"SRC"
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#include <#{header}>
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SRC
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end
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r = try_link(src + <<"SRC", libs)
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int main() { return 0; }
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int t() { #{func}(); return 0; }
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SRC
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unless r
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r = try_link(src + <<"SRC", libs)
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int main() { return 0; }
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int t() { void ((*p)()); p = (void ((*)()))#{func}; return 0; }
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SRC
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end
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unless r
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print "no\n"
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return false
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end
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$defs.push(format("-DHAVE_%s", func.upcase))
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print "yes\n"
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return true
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end
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def have_header(header)
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printf "checking for %s... ", header
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STDOUT.flush
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unless try_cpp(<<"SRC")
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#include <#{header}>
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SRC
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print "no\n"
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return false
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end
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header.tr!("a-z./\055", "A-Z___")
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$defs.push(format("-DHAVE_%s", header))
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print "yes\n"
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return true
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end
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def arg_config(config, default=nil)
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unless defined? $configure_args
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$configure_args = {}
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for arg in CONFIG["configure_args"].split + ARGV
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next unless /^--/ =~ arg
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if /=/ =~ arg
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$configure_args[$`] = $'
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else
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$configure_args[arg] = true
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end
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end
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end
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$configure_args.fetch(config, default)
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end
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def with_config(config, default=nil)
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unless /^--with-/ =~ config
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config = '--with-' + config
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end
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arg_config(config, default)
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end
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def enable_config(config, default=nil)
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if arg_config("--enable-"+config, default)
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true
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elsif arg_config("--disable-"+config, false)
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false
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else
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default
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end
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end
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def create_header()
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print "creating extconf.h\n"
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STDOUT.flush
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if $defs.length > 0
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hfile = open("extconf.h", "w")
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for line in $defs
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line =~ /^-D(.*)/
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hfile.printf "#define %s 1\n", $1
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end
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hfile.close
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end
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end
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def dir_config(target, idefault=nil, ldefault=nil)
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if idefault && ldefault == nil
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default = idefault
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idefault = default + "/include"
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ldefault = default + "/lib"
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end
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dir = with_config("%s-dir"%target, default)
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if dir
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idir = " -I"+dir+"/include"
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ldir = dir+"/lib"
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end
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unless idir
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dir = with_config("%s-include"%target, idefault)
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idir = " -I"+dir if dir
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end
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unless ldir
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ldir = with_config("%s-lib"%target, ldefault)
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end
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$CPPFLAGS += idir if idir
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$LIBPATH |= [ldir] if ldir
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end
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def create_makefile(target, srcdir = File.dirname($0))
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print "creating Makefile\n"
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rm_f "conftest*"
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STDOUT.flush
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if target.rindex(%r!/!) #/
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target = $'
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target_prefix = "/"+$`
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else
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target_prefix = ""
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end
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if CONFIG["DLEXT"] == $OBJEXT
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libs = $libs.split
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for lib in libs
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lib.sub!(/-l(.*)/, '"lib\1.a"')
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end
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$defs.push(format("-DEXTLIB='%s'", libs.join(",")))
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end
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$DLDFLAGS = CONFIG["DLDFLAGS"]
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$libs = CONFIG["LIBRUBYARG"] + " " + $libs
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$configure_args['--enable-shared'] or $LIBPATH |= ["$(topdir)"]
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$LIBPATH |= [CONFIG["libdir"]]
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defflag = ''
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if RUBY_PLATFORM =~ /cygwin|mingw/
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open(target + '.def', 'wb') do |f|
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f.print "EXPORTS\n", "Init_", target, "\n"
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end
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defflag = "--def=" + target + ".def"
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end
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if RUBY_PLATFORM =~ /mswin32/
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libpath = $LIBPATH.join(';')
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else
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$LIBPATH.each {|d| $DLDFLAGS << " -L" << d}
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end
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drive = File::PATH_SEPARATOR == ';' ? /\A\w:/ : /\A/
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unless $objs then
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$objs = []
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for f in Dir[File.join(srcdir || ".", "*.{#{SRC_EXT.join(%q{,})}}")]
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f = File.basename(f)
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f.sub!(/(#{SRC_EXT.join(%q{|})})$/, $OBJEXT)
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$objs.push f
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end
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else
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for i in $objs
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i.sub!(/\.o\z/, ".#{$OBJEXT}")
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end
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end
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$objs = $objs.join(" ")
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mfile = open("Makefile", "w")
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mfile.binmode if /mingw/ =~ RUBY_PLATFORM
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mfile.print <<EOMF
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SHELL = /bin/sh
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#### Start of system configuration section. ####
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srcdir = #{srcdir || $srcdir}
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topdir = #{$topdir}
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hdrdir = #{$hdrdir}
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VPATH = $(srcdir)
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CC = #{CONFIG["CC"]}
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CFLAGS = #{CONFIG["CCDLFLAGS"]} #{CFLAGS} #{$CFLAGS}
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CPPFLAGS = -I$(hdrdir) -I#{CONFIG["includedir"]} #{$defs.join(" ")} #{CONFIG["CPPFLAGS"]} #{$CPPFLAGS}
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CXXFLAGS = $(CFLAGS)
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DLDFLAGS = #{$DLDFLAGS} #{$LDFLAGS}
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LDSHARED = #{CONFIG["LDSHARED"]} #{defflag}
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LIBPATH = #{libpath}
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RUBY_INSTALL_NAME = #{CONFIG["RUBY_INSTALL_NAME"]}
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RUBY_SO_NAME = #{CONFIG["RUBY_SO_NAME"]}
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#{
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if destdir = CONFIG["prefix"].scan(drive)[0] and !destdir.empty?
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"\nDESTDIR = " + destdir
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else
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""
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end
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}
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prefix = $(DESTDIR)#{CONFIG["prefix"].sub(drive, '')}
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exec_prefix = $(DESTDIR)#{CONFIG["exec_prefix"].sub(drive, '')}
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libdir = $(DESTDIR)#{$libdir.sub(drive, '')}#{target_prefix}
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archdir = $(DESTDIR)#{$archdir.sub(drive, '')}#{target_prefix}
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sitelibdir = $(DESTDIR)#{$sitelibdir.sub(drive, '')}#{target_prefix}
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sitearchdir = $(DESTDIR)#{$sitearchdir.sub(drive, '')}#{target_prefix}
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#### End of system configuration section. ####
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LOCAL_LIBS = #{$LOCAL_LIBS} #{$local_flags}
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LIBS = #{$libs}
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OBJS = #{$objs}
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TARGET = #{target}
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DLLIB = $(TARGET).#{CONFIG["DLEXT"]}
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RUBY = #{CONFIG["ruby_install_name"]}
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RM = $(RUBY) -r ftools -e 'File::rm_f(*Dir[ARGV.join(" ")])'
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EXEEXT = #{CONFIG["EXEEXT"]}
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all: $(DLLIB)
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clean:; @$(RM) *.#{$OBJEXT} *.so *.sl *.a $(DLLIB)
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@$(RM) $(TARGET).lib $(TARGET).exp $(TARGET).ilk *.pdb
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distclean: clean
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@$(RM) Makefile extconf.h conftest.*
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@$(RM) core ruby$(EXEEXT) *~
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realclean: distclean
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install: $(archdir)/$(DLLIB)
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|
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site-install: $(sitearchdir)/$(DLLIB)
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$(archdir)/$(DLLIB): $(DLLIB)
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@$(RUBY) -r ftools -e 'File::makedirs(*ARGV)' $(libdir) $(archdir)
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@$(RUBY) -r ftools -e 'File::install(ARGV[0], ARGV[1], 0555, true)' $(DLLIB) $(archdir)/$(DLLIB)
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EOMF
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install_rb(mfile, "$(libdir)", srcdir)
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mfile.printf "\n"
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|
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mfile.printf <<EOMF
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$(sitearchdir)/$(DLLIB): $(DLLIB)
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@$(RUBY) -r ftools -e 'File::makedirs(*ARGV)' $(libdir) $(sitearchdir)
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|
@$(RUBY) -r ftools -e 'File::install(ARGV[0], ARGV[1], 0555, true)' $(DLLIB) $(sitearchdir)/$(DLLIB)
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EOMF
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install_rb(mfile, "$(sitelibdir)", srcdir)
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mfile.printf "\n"
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|
|
if /mswin32/ !~ RUBY_PLATFORM
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|
mfile.print "
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.c.#{$OBJEXT}:
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$(CC) $(CFLAGS) $(CPPFLAGS) -c -o $@ $<
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"
|
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elsif /nmake/i =~ $make
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mfile.print "
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{$(srcdir)}.c.#{$OBJEXT}:
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$(CC) $(CFLAGS) -I$(<D) $(CPPFLAGS) -c $(<:/=\\)
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|
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.c.#{$OBJEXT}:
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$(CC) $(CFLAGS) -I$(<D) $(CPPFLAGS) -c $(<:/=\\)
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"
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else
|
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mfile.print "
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.SUFFIXES: .#{$OBJEXT}
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|
|
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.c.#{$OBJEXT}:
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$(CC) $(CFLAGS) $(CPPFLAGS) -c $(subst /,\\\\,$<)
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"
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end
|
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|
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if CONFIG["DLEXT"] != $OBJEXT
|
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mfile.print "$(DLLIB): $(OBJS)\n"
|
|
if /mswin32/ =~ RUBY_PLATFORM
|
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if /nmake/i =~ $make
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|
mfile.print "\tset LIB=$(LIBPATH:/=\\);$(LIB)\n"
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else
|
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mfile.print "\tenv LIB='$(subst /,\\\\,$(LIBPATH));$(LIB)' \\\n"
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end
|
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end
|
|
mfile.print "\t$(LDSHARED) $(DLDFLAGS) -o $(DLLIB) $(OBJS) $(LIBS) $(LOCAL_LIBS)\n"
|
|
elsif not File.exist?(target + ".c") and not File.exist?(target + ".cc")
|
|
mfile.print "$(DLLIB): $(OBJS)\n"
|
|
case RUBY_PLATFORM
|
|
when "m68k-human"
|
|
mfile.printf "ar cru $(DLLIB) $(OBJS)\n"
|
|
else
|
|
mfile.printf "ld $(DLDFLAGS) -r -o $(DLLIB) $(OBJS)\n"
|
|
end
|
|
end
|
|
|
|
if File.exist?("depend")
|
|
dfile = open("depend", "r")
|
|
mfile.printf "###\n"
|
|
while line = dfile.gets()
|
|
mfile.printf "%s", line.gsub(/\.o\b/, ".#{$OBJEXT}")
|
|
end
|
|
dfile.close
|
|
end
|
|
mfile.close
|
|
end
|
|
|
|
$OBJEXT = CONFIG["OBJEXT"]
|
|
$objs = nil
|
|
$libs = CONFIG["DLDLIBS"]
|
|
$local_flags = ""
|
|
case RUBY_PLATFORM
|
|
when /mswin32/
|
|
$local_flags = "-link /INCREMENTAL:no /EXPORT:Init_$(TARGET)"
|
|
end
|
|
$LOCAL_LIBS = ""
|
|
$defs = []
|
|
|
|
$make = with_config("make-prog", ENV["MAKE"] || "make")
|
|
dir = with_config("opt-dir")
|
|
if dir
|
|
idir = "-I"+dir+"/include"
|
|
ldir = dir+"/lib"
|
|
end
|
|
unless idir
|
|
dir = with_config("opt-include")
|
|
idir = "-I"+dir if dir
|
|
end
|
|
unless ldir
|
|
ldir = with_config("opt-lib")
|
|
end
|
|
|
|
$CFLAGS = with_config("cflags", "")
|
|
$CPPFLAGS = [with_config("cppflags", ""), idir].compact.join(" ")
|
|
$LDFLAGS = with_config("ldflags", "")
|
|
$LIBPATH = [ldir].compact
|